Device firmware summary
FTVDB catalogs 15 public firmware records for Fire TV Stick 4K Max - 1st Gen (2021). The device is identified
by model AFTKA and by firmware package
com.amazon.kara.android.os. These identifiers help distinguish hardware that may have
similar retail names but receives a different firmware line.
The catalog currently spans Mar 24, 2022 through Apr 9, 2026. The latest version in the ordered list is
Fire OS 7.7.1.3 (PS7713/5443), with build code 35334210436 and a recorded date of Apr 9, 2026.
Compare the version label, numeric build code, and recorded date in the table below. Recorded dates describe the public source metadata in this catalog and are not an installation recommendation or a guarantee that an update applies to every device.